This is because the oldest Y-chromosome lineage in the Americas originated in Central Asia 15,000-20,000 years ago, and then migrated to the northeast, across the Bering Strait.

  • 这是因为,在美洲,最老的Y染色体血统起源于亚洲中部于15,000至20,000年以前,然后迁移到东北部跨过白令海峡。
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